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新冠疫情对孟加拉国虾产业的影响:基于孟加拉国西南部的一项序贯调查案例研究。

COVID-19 impacts on the Bangladesh shrimp industry: A sequential survey-based case study from southwestern Bangladesh.

作者信息

Bashar Abul, Heal Richard D, Hasan Neaz A, Salam Md Abdus, Haque Mohammad Mahfujul

机构信息

Department of Aquaculture, Bangladesh Agricultural University, Mymensingh, Bangladesh.

Centre for Environment, Fisheries and Aquaculture Science (Cefas), Weymouth, UK.

出版信息

Fish Sci. 2022;88(6):767-786. doi: 10.1007/s12562-022-01630-0. Epub 2022 Sep 23.

Abstract

UNLABELLED

Shrimp farming is fundamental to the national economy of Bangladesh, particularly through earning foreign currency. The nationwide lockdown and international cargo restriction jeopardized the sector and breaking its marketing chain. Assessing the degree of farming socio-economic peril from COVID-19 and suggesting early coping strategies and long-term mitigation measures are pressing to build resilience for this food production sector. To collect survey data, two key-informant face-to-face surveys with 51 shrimp farmers and 62 consumers in southwest Bangladesh were accomplished. As national lockdowns restricted access to export markets and movements within the country, farm incomes decreased against rising production costs. To compensate, farmers reduced their workforce (29.4%), but even with the sale of co-cultured finfish still suffered from large drops in revenue (42.8% average profit reduction). Furthermore, we present evidence that shrimp farmers should consider diversification of aquaculture product type as co-culture of additional shrimp species was a poor mitigation strategy against large market price fluctuations. Product price reductions were passed on to the consumer, who enjoyed falling product prices including more expensive shrimp products, but the markup for nearly all aquaculture products increased. The current jeopardy and consequences of shrimp farming future are discussed, including coping strategies to help policymakers in building resilience against future uncertainties.

SUPPLEMENTARY INFORMATION

The online version contains supplementary material available at 10.1007/s12562-022-01630-0.

摘要

未标注

对孟加拉国国民经济而言,养虾业至关重要,特别是在赚取外汇方面。全国范围的封锁和国际货运限制危及了该行业,并打破了其营销链。评估新冠疫情对养虾业造成的社会经济风险程度,并提出早期应对策略和长期缓解措施,对于增强这个粮食生产部门的恢复力至关重要。为收集调查数据,在孟加拉国西南部对51名虾农和62名消费者进行了两次关键信息提供者面对面调查。由于全国范围的封锁限制了进入出口市场的机会以及国内的运输,养殖收入在生产成本上升的情况下减少。为了弥补损失,虾农减少了劳动力(29.4%),但即便出售了混养的有鳍鱼类,收入仍大幅下降(平均利润减少42.8%)。此外,我们提供的证据表明,虾农应考虑养殖产品类型的多样化,因为增加虾类品种的混养并非应对市场价格大幅波动的有效缓解策略。产品价格的降低转嫁给了消费者,消费者享受到了包括更昂贵虾产品在内的产品价格下降,但几乎所有水产养殖产品的加价幅度都增加了。文中讨论了当前养虾业面临的风险及其对未来的影响,包括有助于政策制定者增强应对未来不确定性能力的应对策略。

补充信息

在线版本包含可在10.1007/s12562-022-01630-0获取的补充材料。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/c3cc/9510452/f143d3d369ae/12562_2022_1630_Fig1_HTML.jpg

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